% test_dvipng.tex
%
%  Part of the dvipng distribution
%
%  This program is free software: you can redistribute it and/or modify
%  it under the terms of the GNU Lesser General Public License as
%  published by the Free Software Foundation, either version 3 of the
%  License, or (at your option) any later version.
%
%  This program is distributed in the hope that it will be useful, but
%  WITHOUT ANY WARRANTY; without even the implied warranty of
%  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
%  Lesser General Public License for more details.
%
%  You should have received a copy of the GNU Lesser General Public
%  License along with this program. If not, see
%  <http://www.gnu.org/licenses/>.
%
%  Copyright (C) 2002-2010 Jan-{\AA}ke Larsson

\documentclass{article}
%\usepackage[active,textmath]{preview}
\usepackage{color}
\pagestyle{empty}

\begin{document}
\begin{equation}
  \int dx 
\end{equation}
\newpage
$\int dx$
\newpage
$\sqrt2+1=\frac1{\sqrt2-1}$
\newpage
\framebox{\textbackslash\ttfamily framebox}
\newpage
\( \begin{array}{|r|} \hline a \cr \hline \end{array} \)
\newpage
fig, pig, flask, efficiency, effluent
\newpage
\Huge A \LARGE A \Large A \large A \normalsize A \small A
\footnotesize A \scriptsize A \tiny A
\newpage
\color{yellow}

\section*{Hello world}
\pagecolor{blue}
\end{document}